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Overall effect of technology on mental health.
| Model | N | Hedges’ g | 95% CI | Heterogeneity test | |||
|---|---|---|---|---|---|---|---|
| Q | df | p | I2 | ||||
| Fixed model | 4,050 | 0.231*** | 0.154–0.308 | 41.216 | 9 | <0.001 | 78.164 |
| Random model | 0.430*** | 0.198–0.661 | |||||
The significance level of 0.05 is adopted in all analyses.
